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86328882748641 = 31331147794831531
BaseRepresentation
bin10011101000010000000010…
…011000111101110011100001
3102022122221221021022020220110
4103220100002120331303201
542303403022440424031
6503334535150201533
724120025122636351
oct2350200230756341
9368587837266813
1086328882748641
11255639677a4395
1298231481b32a9
133922a17aa4a10
1417464a97c0b61
159ea92ba66c46
hex4e840263dce1

86328882748641 has 32 divisors (see below), whose sum is σ = 127966796984320. Its totient is φ = 51408252244800.

The previous prime is 86328882748609. The next prime is 86328882748663. The reversal of 86328882748641 is 14684728882368.

It is not a de Polignac number, because 86328882748641 - 25 = 86328882748609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86328882748681) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15452046 + ... + 20283576.

It is an arithmetic number, because the mean of its divisors is an integer number (3998962405760).

Almost surely, 286328882748641 is an apocalyptic number.

It is an amenable number.

86328882748641 is a deficient number, since it is larger than the sum of its proper divisors (41637914235679).

86328882748641 is a wasteful number, since it uses less digits than its factorization.

86328882748641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4846357.

The product of its digits is 1585446912, while the sum is 75.

The spelling of 86328882748641 in words is "eighty-six trillion, three hundred twenty-eight billion, eight hundred eighty-two million, seven hundred forty-eight thousand, six hundred forty-one".

Divisors: 1 3 13 31 39 93 403 1209 14779 44337 192127 458149 576381 1374447 4831531 5955937 14494593 17867811 62809903 149777461 188429709 449332383 1947106993 5841320979 71405196649 214215589947 928267556437 2213561096119 2784802669311 6640683288357 28776294249547 86328882748641